Kim Jong-il

The US has imposed a series of sanctions against North Korean financial and business networks in China and Russia in an attempt to cut revenues to fund missile and nuclear weapons development, the Associated Press reported.

A South Korean delegation crossed into the North on Jan. 23 to inspect venues for joint Olympic-linked events, even as Pyongyang demanded Seoul apologize for “despicable” protesters who burned Kim Jong-Un’s image, as controversy mounts over the rapprochement.

South Korean President Moon Jae-In said JAn. 10 he would be willing to sit down with the nuclear-armed North’s leader Kim Jong-Un, as the international community welcomed an agreement for Pyongyang to send its athletes to the Winter Olympics in the South.

U.S. President Donald Trump has responded to North Korean leader Kim Jong Un's boast that he has a "nuclear button" on his desk by warning that the United States has a "bigger and more powerful" nuclear trigger.

"North Korean Leader Kim Jong Un just stated that the 'Nuclear Button is on his desk at all times'," Trump tweeted on January 2.

US President Donald Trump mocked his North Korean counterpart Kim Jong-un, saying he had a bigger nuclear button than his, announced the US press.

South Korea on Jan. 2 proposed high-level talks with Pyongyang on Jan. 9, after the North’s leader Kim Jong-Un called for a breakthrough in relations and said his country might attend the Winter Olympics in the South next month.

North Korean leader Kim Jong Un in his New Year's Day speech on Monday called on his country to accelerate mass production of nuclear warheads and ballistic missiles.

Kim Jong Un on Jan. 1 warned the United States that he has a “nuclear button” on his desk ready for use if North Korea is threatened, but offered an olive branch to South Korea, saying he was “open to dialogue” with Seoul.

The United States has sanctioned two North Korean officials known for their role behind North Korean leader Kim Jong Un's missile program, according to a notice posted to the U.S. Treasury Department's website on Tuesday, Reuters reports.

The men, Kim Jong Sik and Ri Pyong Chol, are known as two of the three people behind Kim's banned rocket program.

North Korean leader Kim Jong-un has set himself the goal of turning the country into the "most powerful nuclear and military state", noting the successes in creating new types of weapons.